Home / 2,423,122.77-3,343,922.70-1,390,548.45

Finding the Fourth Proportional to 2,423,122.77, 3,343,922.70 and 1,390,548.45

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Solution

The fourth proportional to 2,423,122.77, 3,343,922.70 and 1,390,548.45 is: 1,918,964.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423,122.77 : 3,343,922.70 = 1,390,548.45 : x
  2. Step 2: Convert to fraction form
    2,423,122.77/3,343,922.70 = 1,390,548.45/x
  3. Step 3: Cross multiply
    2,423,122.77x = 3,343,922.70 × 1,390,548.45
  4. Step 4: Simplify right side
    2,423,122.77x = 4,649,886,527,404.82
  5. Step 5: Solve for x
    x = 4,649,886,527,404.82/2,423,122.77
  6. Step 6: Final answer
    x = 1,918,964.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.